Nine users in a branch office frequently have audio conferences with each other and their clients
who call in from the PSTN. They frequently report poor audio quality during conference calls. A
500 kb/s WAN link connects the branch office and headquarters, which hosts the Cisco Unified
Communications Manager cluster.
Which troubleshooting solution most directly improves their audio quality during conference calls?
A.
Enable hardware conferencing on the headquarters router and integrate with Cisco Unified CM.
B.
Enable hardware conferencing on the branch router and integrate with Cisco Unified CM.
C.
Enable software conferencing in headquarters internal to Cisco Unified CM.
D.
Enable LLQ on the branch router and the headquarters router.